Shop accessories for other smartphones with one cart:   Android Devices   BlackBerry   iPhone & iPad   Windows Phone  
Need help? Call (888) 468-6158   
Fast, Free Shipping On Most Orders Over $50
Your Cart

Samsung Galaxy S3 Backup Batteries

Top 10 Backup Batteries for Samsung Galaxy S3

1Samsung 2100mAh Standard Battery with NFCSamsung 2100mAh Standard Battery with NFC

Samsung uses the latest Lithium Ion battery technology giving you the best performance possible. This Lithium Ion battery is designed specifically for your Samsung Galaxy S3 to deliver the most reliable and long lasting power (2100mAh). The Samsung Galax...(More)

 Score 4.4/5Score 4.4/5Score 4.4/5Score 4.4/5Score 4.4/5 (32 Ratings)
$29.95
2Samsung 11300 mAh Portable External Battery Pack 2A OutputSamsung 11300 mAh Portable External Battery Pack 2A Output

Simple Device Recharging 11300mAh capacity for extended use and multiple charges Charge mulitpal devices at one time Intergrated Micro USB cable charges any Micro USB device such as a handset or tablet Built in USB port allows you to charge any USB ...(More)
Free Shipping

 Score 3/5Score 3/5Score 3/5Score 3/5Score 3/5 (1 Ratings)
$66.95
3Ventev Powercell 10000mAh Portable BatteryVentev Powercell 10000mAh Portable Battery

The powercell 10000+ is a 2-in-1 portable battery and wall charger in one device! Features built-in Micro USB and Apple Lightning cables and folding AC prongs. Can charge three devices at once. Built in Micro USB and Apple Lightning cables Integrated ...(More)
Free Shipping

 Score 3/5Score 3/5Score 3/5Score 3/5Score 3/5 (1 Ratings)
$89.95
4TYLT Energi+ Backpack w/ Built-in 10,400mAh BatteryTYLT Energi+ Backpack w/ Built-in 10,400mAh Battery

The removable 10,400mAh rechargeable Lithium Ion battery provides up to 4 full smartphone charges or 1 full tablet charge. With over 1,450 cubic inches of internal space and 13 total pockets, it's designed to stand up when put on the ground and it's built...(More)
Free Shipping

 Score 5/5Score 5/5Score 5/5Score 5/5Score 5/5 (1 Ratings)
$169.95
5TYLT POWERPLANT 5200mAh Portable Battery Pack Micro-USB for Samsung Galaxy S36BlackBerry 2100mAh Mobile Power Charger Micro-USB for Samsung Galaxy S3
TYLT POWERPLANT 5200mAh Portable Battery Pack Micro-USB for Samsung Galaxy S3

The POWERPLANT Portable Back-Up Charger has a built-in battery that can provide nearly two full charges to most smartphones. The built-in FLEX charging arm with Micro-USB connector means you can leave your USB cables at home, while on the go. Designed for...(More)
Free Shipping

BlackBerry 2100mAh Mobile Power Charger Micro-USB for Samsung Galaxy S3

It's always better to stay prepared for those times when battery life is most crucial yet you're on the brink of a dead device. Never put yourself in that situation again by using the BlackBerry Mobile Power Charger for those long days and longer nights. ...(More)

Score 4.6/5 (11 ratings)
$69.95
Score 4.6/5 (10 ratings)
$44.95
7Ventev Powercell 6000mAh Battery with Dual USB Ports for Samsung Galaxy S38MOTA 12000mAh High Capacity Power Bank for Samsung Galaxy S3
Ventev Powercell 6000mAh Battery with Dual USB Ports for Samsung Galaxy S3

Ideal for the avid traveler, Ventev's Powercell packs 6000mAh of extra battery life for those occasions when you can't get to wall charger, and also provides two USB ports for simultaneous charging when plugged into a wall outlet. This battery is great a...(More)
Free Shipping

MOTA 12000mAh High Capacity Power Bank for Samsung Galaxy S3

The MOTA Premium Universal Power Bank 12,000mAh is for those who need a permanent solution for their increasing mobile electronic needs. This high capacity external power unit will satisfy anyone who is hungry for more power. The huge storage will supply...(More)
Free Shipping

Score 4/5 (5 ratings)
$59.95
Score 4.5/5 (4 ratings)
$68.95
9MOTA 800mAh Credit Card Power Bank for Samsung Galaxy S310Patriot FUEL+ Mobile Rechargeable Battery 9000mAh for Samsung Galaxy S3
MOTA 800mAh Credit Card Power Bank for Samsung Galaxy S3

Do you need extra battery power for your smartphone or tablet when you are away from home? Tired of lugging around extra batteries and bulky recharge units when you are on the go? The newest portable battery from MOTA utilizes the forefront of technology ...(More)

Patriot FUEL+ Mobile Rechargeable Battery 9000mAh for Samsung Galaxy S3

Take it, Charge it, Fuel Up. The FUEL+ 9000 mAh features a portable design with two USB charging ports offering the option to simultaneously charge two devices like tablets, smartphones and MP3 players. One charging port provides industry leading 2.5A of...(More)

Score 4.5/5 (4 ratings)
$39.95
Score 5/5 (5 ratings)
$49.95

Shop by Category

Trending Purchases

Customer Care

Powered by...

Our Customers Say...